<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>{% block title %}{% endblock %}-知了课堂问答平台</title>
    <!-- 最新版本的 Bootstrap 核心 CSS 文件 -->
    <link rel="stylesheet" href="https://cdn.bootcss.com/bootstrap/3.3.7/css/bootstrap.min.css"
          integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">
    <script src="https://cdn.bootcss.com/jquery/3.2.1/jquery.min.js"></script>
    <!-- 最新的 Bootstrap 核心 JavaScript 文件 -->
    <script src="https://cdn.bootcss.com/bootstrap/3.3.7/js/bootstrap.min.js"
            integrity="sha384-Tc5IQib027qvyjSMfHjOMaLkfuWVxZxUPnCJA7l2mCWNIpG9mGCD8wGNIcPD7Txa"
            crossorigin="anonymous"></script>
    <link rel="stylesheet" href="{{url_for('static',filename = 'css/base.css')}}">

    {% block head %} {% endblock %}
</head>
<body>
<nav class="navbar navbar-default">
    <div class="container">
        <!-- Brand and toggle get grouped for better mobile display -->
        <div class="navbar-header">
            <button type="button" class="navbar-toggle collapsed" data-toggle="collapse"
                    data-target="#bs-example-navbar-collapse-1" aria-expanded="false">
                <span class="sr-only">Toggle navigation</span>
                <span class="icon-bar"></span>
                <span class="icon-bar"></span>
                <span class="icon-bar"></span>
            </button>
            <a class="navbar-brand" href="#">
                <img class="logo" src="{{ url_for('static',filename = 'images/zhiliaologo.png')}}">
            </a>
        </div>

        <!-- Collect the nav links, forms, and other content for toggling -->
        <div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1">
            <ul class="nav navbar-nav">
                <li class="active"><a href="{{url_for('home.index')}}">首页 <span class="sr-only">(current)</span></a></li>
                <li><a href="{{url_for('home.question')}}">发布问答</a></li>

            </ul>
            <form class="navbar-form navbar-left " action="{{url_for('home.search')}}" method="get">
                <div class="form-group">
                    <input name='q' type="text" class="form-control" placeholder="请输入关键字">
                </div>
                <button type="submit" class="btn btn-default">查找</button>
            </form>
            <ul class="nav navbar-nav navbar-right ">
                {%  if user %}
                <li><a href="#">{{ user.username }}</a></li>
                <li><a href="{{url_for('home.logout')}}">注销</a></li>
                {% else %}
                  <li><a href="{{url_for('home.login')}}">登录</a></li>
                <li><a href="{{url_for('home.regist')}}">注册</a></li>
                {% endif %}
            </ul>
        </div><!-- /.navbar-collapse -->
    </div><!-- /.container-fluid -->
    <div class="main">
    {% block main %} {% endblock %}
    </div>
</nav>
</body>
</html>